feat: add helpers and improve workspace auth flows

tsconfig.json

@@ -30,6 +30,7 @@
       "@wrnexus/jwt": ["./packages/jwt/src/index.ts"],
       "@wrnexus/oauth": ["./packages/oauth/src/index.ts"],
       "@wrnexus/authz": ["./packages/authz/src/index.ts"],
+      "@wrnexus/helpers": ["./packages/helpers/src/index.ts"],
       "@wrnexus/encryption": ["./packages/encryption/src/index.ts"],
       "@wrnexus/pubsub": ["./packages/pubsub/src/index.ts"],
       "@wrnexus/queue": ["./packages/queue/src/index.ts"],